Home / 634,712.22-952,091.01-213,991.74

Finding the Fourth Proportional to 634,712.22, 952,091.01 and 213,991.74

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Solution

The fourth proportional to 634,712.22, 952,091.01 and 213,991.74 is: 320,995.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,712.22 : 952,091.01 = 213,991.74 : x
  2. Step 2: Convert to fraction form
    634,712.22/952,091.01 = 213,991.74/x
  3. Step 3: Cross multiply
    634,712.22x = 952,091.01 × 213,991.74
  4. Step 4: Simplify right side
    634,712.22x = 203,739,611,868.26
  5. Step 5: Solve for x
    x = 203,739,611,868.26/634,712.22
  6. Step 6: Final answer
    x = 320,995.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.